❶ Kit to assemble polyhedron "Great icosahedron".
The geometric dimensions of the assembled polyhedron is 170x180x200 mm.
Difficulty level: Hard. It is recommended to assemble models with lower difficulty level first to obtain some experience and additional skills.
❷ In this issue:
✦ polyhedron details;
✦ assembly instructions with pictures in color;
✦ description of a polyhedron;
✦ article - the history of the discovery of polyhedra, Louis Poinsot.
❸ The details are made of colored cardboard with a lacquer coating, they are precut and bent.
Every issue are packed in heavy-duty polypropylene envelopes, A4 format (210x297 mm).
▶▶ Rotation video preview: https://youtu.be/jlWWAuXM8yw
▶▶ Assembly video preview: https://youtu.be/O4qme5DOfX4